28942100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 69558048

約数和(自身を除く): 40615948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 83, 100, 110, 166, 220, 275, 317, 332, 415, 550, 634, 830, 913, 1100, 1268, 1585, 1660, 1826, 2075, 3170, 3487, 3652, 4150, 4565, 6340, 6974, 7925, 8300, 9130, 13948, 15850, 17435, 18260, 22825, 26311, 31700, 34870, 45650, 52622, 69740, 87175, 91300, 105244, 131555, 174350, 263110, 289421, 348700, 526220, 578842, 657775, 1157684, 1315550, 1447105, 2631100, 2894210, 5788420, 7235525, 14471050, 28942100]

約数ペア:

[(1, 28942100), (2, 14471050), (4, 7235525), (5, 5788420), (10, 2894210), (11, 2631100), (20, 1447105), (22, 1315550), (25, 1157684), (44, 657775), (50, 578842), (55, 526220), (83, 348700), (100, 289421), (110, 263110), (166, 174350), (220, 131555), (275, 105244), (317, 91300), (332, 87175), (415, 69740), (550, 52622), (634, 45650), (830, 34870), (913, 31700), (1100, 26311), (1268, 22825), (1585, 18260), (1660, 17435), (1826, 15850), (2075, 13948), (3170, 9130), (3487, 8300), (3652, 7925), (4150, 6974), (4565, 6340)]